1 2/3 c. milk
1/2 c. sugar
1/8 tsp. salt
5 tbsp. flour
3 egg yolks
1/2 tsp. vanilla
3 tbsp. cocoa

Mix dry ingredients together. Mix in eggs, then milk gradually. Cook over medium heat, let come to a boil. Let boil for about 5 minutes. Pour in baked pie crust, top with meringue.